Selected Vitamins - Natural Products Chemistry: Sources, Separations, and Structures - page 140

QUESTIONS

1. List the other recognized vitamins.

2. Provide an example of a structure for each one.

3. What are their important roles/functions in the body?

4. What other atoms might replace Co in Vit B 12 ?

5. How would you determine which atom is present if any?

FURTHER READING
G. F. M. Ball. 2004. Vitamins: Their Role in the Human Body . John Wiley & Sons.
R. R. Eitenmiller, W. O. Landen, and L. Ye. 2007. Vitamin Analysis for the Health and Food
Sciences . 2nd ed. Taylor & Francis.
R. B. Rucker, J. Zempleni, J. Suttie, and D. McCormick, eds. 2007. Handbook of Vitamins .
4th ed. Taylor & Francis.

V itamin C
A. Albertino, A. Barge, G. Cravotto, L. Genzini, R. Gobetto, and M. Vincenti. 2009. Natural
origin of ascorbic acid: Validation by 13 C NMR and IRMS. Food Chemistry 112
(3):715-720.
I. B. Chatterjee. 1973. Evolution and the biosynthesis of ascorbic acid. Science 182(4118):
1271-1272.
M. B. Davies, J. Austin, and D.A. Partridge. 1991. Vitamin C: Its Chemistry and Biochemistry ,
(RSC Paperbacks Series) : Royal Society of Chemistry.
A. Garrido Frenich, M. E. Hernandez Torres, A. Belmonte Vega, J. L. Martinez Vidal, and
P. Plaza Bolanos. 2005. Determination of ascorbic acid and carotenoids in food com-
modities by liquid chromatography with mass spectrometry detection. J Agri Food
Chem 53(19):7371-7376.
J. Hvoslef. 1968. The crystal structure of L-ascorbic acid, “vitamin C”: The x-ray analysis.
Acta Crystallogr B 24(1):23-35.
J. P. Scannell, H. A. Ax, and W. Morris. 1974. A modern approach to the isolation and charac-
terization of L-ascorbic acid (vitamin C). J Agri Food Chem 22(3):538-539.
J. L. Svirbely and A. Szent-Gyorgyi. 1932. The chemical nature of vitamin C. Biochem J
26(3):865-870.
J. G. Wang, Y. N. Wang, and L. Y. Ma. 2010. The isolation and determination of vitamin C
from orange peel. Sci Technol Innovation Herald 14:136-137.
J. X. Wilson. 2005. Regulation of vitamin C transport. Annu Rev Nutr 25:105-125.

V itamin e
M. Birringer, P. Pfluger, D. Kluth, N. Landes, and R. Brigelius-Flohe. 2002. Identities and
differences in the metabolism of tocotrienols and tocopherols in HepG2 cells. J Nutr
132(10):3113-3118.
O. H. Emerson, G. A. Emerson, A. Mohammad, and H. M. Evans. 1937. The chemistry of
vitamin E: Tocopherols from various sources. J Bio Chem 122:99-107.
E. Fernholz. 1938. On the Constitution of α- Tocopherol. J Am Chem Soc 60(3):700-705.
P. Karrer, H. Fritzsche, B. H. Ringier, and H. Salomon. 1938. Synthese des α- tocopherols.
Helvetica Chimica Acta 21(1):820-825.
A. E. Lindberg. 2010. Vitamin E: Nutrition, Side Effects and Supplements . Nova Science.